Piper PA-18 accident near Big Susitna Rvr, Alaska, October 9, 1984
On October 9, 1984 at about 11:00 pm local time, a Piper PA-18, registered N2583P, was substantially damaged in an accident near Big Susitna Rvr, Alaska. It was a personal flight under general aviation rules (Part 91). No one was hurt; 1 person was on board or involved. The weather was visual conditions (good weather).
The NTSB's probable cause their words, unchanged
The NTSB has not yet published a probable cause for this accident. Investigations usually take one to two years; this page updates when the final report is released.
Source: NTSB aviation accident database, copy made October 5, 2026. Docket and reports at the NTSB.
What the record shows
- Date
- October 9, 1984 · about 11:00 pm local time
- Place
- Big Susitna Rvr, Alaska
- Type
- Accident
- Injuries
- No one was hurt; 1 person was on board or involved.
- Weather
- visual conditions (good weather)
- Aircraft
- Piper PA-18 · all PA-18s on the register
- Registration
- N2583P · registry record · serial 184325
- Damage
- Substantial damage
- Flight
- Personal flight · general aviation rules (Part 91)
The NTSB's narrative final · quoted from the NTSB record
ENGINE FAILURE OCCURRED SHORTLY AFTER TAKEOFF DUE TO WATER CONTAMINATION IN THE FUEL SYSTEM. THE PILOT STATED THAT A MORE THOROUGH PRE-FLIGHT INSPECTION SHOULD HAVE BEEN ACCOMPLISHED. THE ACFT COLLIDED WITH THE TERRAIN DURING THE UNCONTROLLED DESCENT.
The complete narrative as the NTSB published it. The NTSB's docket holds the report as a PDF and any photographs, statements and other documents from the investigation.
The factual record from the NTSB's investigation tables, in plain English
Pilot
- Certificate: private
- Ratings: single-engine land
- Flight time: 3,000 hours in all; 2,800 in this make and model; 150 in the last 90 days; 70 in the last 30 days; 2,800 as pilot in command
- Medical certificate: Class 3 (valid medical--w/ waivers/lim.)
- Seat: frt
The aircraft
- Airframe total time: 4,000 hours
- Last inspection: annual inspection, November 10, 1983; 94 hours since
- Maximum gross weight: 1,750 lb
- Seats: 2
- Landing gear: fixed
- Engine: Lycoming O-320 (piston); 0 hours total
The flight
- Departed from: Z16 Wasilla AK at 3:00 pm
- Destination: Big Susitna Rvr AK
- Flight plan: none
- Runway 0
Weather at the time
- Light: daylight
- Wind: from 180° at 4 knots
- Visibility: 40 statute miles
- Sky: overcast at 8,000 ft; scat at 4,000 ft
- Temperature: 55°F (13°C), dew point 25°F (-4°C)
- Altimeter: 29.00 inHg
Injuries
| Fatal | Serious | Minor | None | |
|---|---|---|---|---|
| Crew | 1 |
Documents from the investigation the NTSB's docket: the evidence folder behind the report
The docket, the folder of records gathered during an investigation (maintenance records, photographs, witness statements, examinations), has not been read from the NTSB for this case yet; the list appears here once it has. Open the docket at the NTSB.
Everything on this page comes from the NTSB's public records. The narrative, probable cause and findings are the NTSB's own words; the coded tables behind the report are written out in plain English, with pilots' ages, home towns and medical details left out. The documents and photographs are the NTSB's docket, shown as the NTSB released them. This site's own text never names anyone involved. A preliminary report can change; the final report usually follows one to two years later, and the page is refreshed when it does.